diff --git a/src/Markup/Avalonia.Markup.Xaml.Loader/CompilerExtensions/Transformers/AvaloniaXamlIlBindingPathTransformer.cs b/src/Markup/Avalonia.Markup.Xaml.Loader/CompilerExtensions/Transformers/AvaloniaXamlIlBindingPathTransformer.cs index 0d54e97bd9..4d8c940bbc 100644 --- a/src/Markup/Avalonia.Markup.Xaml.Loader/CompilerExtensions/Transformers/AvaloniaXamlIlBindingPathTransformer.cs +++ b/src/Markup/Avalonia.Markup.Xaml.Loader/CompilerExtensions/Transformers/AvaloniaXamlIlBindingPathTransformer.cs @@ -1,8 +1,6 @@ using System; using System.Collections.Generic; using System.Linq; -using System.Text; -using XamlX; using XamlX.Ast; using XamlX.Transform; using XamlX.TypeSystem; @@ -28,6 +26,71 @@ namespace Avalonia.Markup.Xaml.XamlIl.CompilerExtensions.Transformers case XamlMarkupExtensionNode extension: startType = extension.Type?.GetClrType(); + + //let's try to infer StaticResource type from parent resources in xaml + if (extension.Value.Type.GetClrType().FullName == "Avalonia.Markup.Xaml.MarkupExtensions.StaticResourceExtension" && + extension.Value is XamlAstConstructableObjectNode cn && + cn.Arguments.Count == 1 && cn.Arguments[0] is XamlAstTextNode keyNode) + { + bool matchProperty(IXamlAstNode node, IXamlType styledElementType, string propertyName) + { + return (node is XamlPropertyAssignmentNode p && + p.Property.DeclaringType == styledElementType && p.Property.Name == propertyName) + || + (node is XamlManipulationGroupNode m && m.Children.Count > 0 && + m.Children[0] is XamlPropertyAssignmentNode pm && + pm.Property.DeclaringType == styledElementType && pm.Property.Name == propertyName); + } + + string getResourceValue_xKey(XamlPropertyAssignmentNode node) + => node.Values.Count == 2 && node.Values[0] is XamlAstTextNode t ? t.Text : ""; + + IXamlType getResourceValue_Type(XamlPropertyAssignmentNode node, IXamlType xamlType) + => node.Values.Count == 2 ? node.Values[1].Type.GetClrType() : xamlType; + + IEnumerable getResourceValues(IXamlAstNode node) + { + if (node is XamlPropertyAssignmentNode propertyNode) + { + if (propertyNode.Values.Count == 1 && + propertyNode.Values[0] is XamlAstConstructableObjectNode obj && + obj.Type.GetClrType().FullName == "Avalonia.Controls.ResourceDictionary") + { + foreach (var r in obj.Children.SelectMany(c => getResourceValues(c))) + { + yield return r; + } + } + else + { + yield return propertyNode; + } + } + else if (node is XamlManipulationGroupNode m) + { + foreach (var r in m.Children.OfType()) + { + yield return r; + } + } + } + + string key = keyNode.Text; + + var styledElement = context.GetAvaloniaTypes().StyledElement; + var resource = context.ParentNodes() + .OfType() + .Where(o => styledElement.IsAssignableFrom(o.Type.GetClrType())) + .Select(o => o.Children.FirstOrDefault(p => matchProperty(p, styledElement, "Resources"))) + .Where(r => r != null) + .SelectMany(r => getResourceValues(r)) + .FirstOrDefault(r => getResourceValue_xKey(r) == key); + + if (resource != null) + { + startType = getResourceValue_Type(resource, startType); + } + } break; case XamlStaticExtensionNode staticExtension: